Classes/NJOutputMouseButton.m

   1 //
   2 //  NJOutputMouseButton.m
   3 //  Enjoy
   4 //
   5 //  Created by Yifeng Huang on 7/27/12.
   6 //
   7
   8 #import "NJOutputMouseButton.h"
   9
  10 @implementation NJOutputMouseButton {
  11     NSDate *upTime;
  12     int clickCount;
  13 }
  14
  15 + (NSTimeInterval)doubleClickInterval {
  16     static NSTimeInterval s_doubleClickThreshold;
  17     if (!s_doubleClickThreshold) {
  18         s_doubleClickThreshold = [[NSUserDefaults.standardUserDefaults
  19                                  objectForKey:@"com.apple.mouse.doubleClickThreshold"] floatValue];
  20         if (s_doubleClickThreshold <= 0)
  21             s_doubleClickThreshold = 1.0;
  22     }
  23     return s_doubleClickThreshold;
  24 }
  25
  26 + (NSDate *)dateWithClickInterval {
  27     return [[NSDate alloc] initWithTimeIntervalSinceNow:self.doubleClickInterval];
  28 }
  29
  30 + (NSString *)serializationCode {
  31     return @"mouse button";
  32 }
  33
  34 - (NSDictionary *)serialize {
  35     return @{ @"type": self.class.serializationCode, @"button": @(_button) };
  36 }
  37
  38 + (NJOutput *)outputDeserialize:(NSDictionary *)serialization
  39                   withMappings:(NSArray *)mappings {
  40     NJOutputMouseButton *output = [[NJOutputMouseButton alloc] init];
  41     output.button = [serialization[@"button"] intValue];
  42     return output;
  43 }
  44
  45 - (void)trigger {
  46     CGFloat height = NSScreen.mainScreen.frame.size.height;
  47     NSPoint mouseLoc = NSEvent.mouseLocation;
  48     CGEventType eventType = (_button == kCGMouseButtonLeft) ? kCGEventLeftMouseDown : kCGEventRightMouseDown;
  49     CGEventRef click = CGEventCreateMouseEvent(NULL,
  50                                                eventType,
  51                                                CGPointMake(mouseLoc.x, height - mouseLoc.y),
  52                                                _button);
  53
  54     NSLog(@"%@\n%@", upTime, [NSDate date]);
  55     if (clickCount >= 3 || [upTime compare:[NSDate date]] == NSOrderedAscending)
  56         clickCount = 1;
  57     else
  58         ++clickCount;
  59     CGEventSetIntegerValueField(click, kCGMouseEventClickState, clickCount);
  60
  61     CGEventPost(kCGHIDEventTap, click);
  62     CFRelease(click);
  63 }
  64
  65 - (void)untrigger {
  66     CGFloat height = NSScreen.mainScreen.frame.size.height;
  67     NSPoint mouseLoc = NSEvent.mouseLocation;
  68     CGEventType eventType = (_button == kCGMouseButtonLeft) ? kCGEventLeftMouseUp : kCGEventRightMouseUp;
  69     CGEventRef click = CGEventCreateMouseEvent(NULL,
  70                                                eventType,
  71                                                CGPointMake(mouseLoc.x, height - mouseLoc.y),
  72                                                _button);
  73     CGEventSetIntegerValueField(click, kCGMouseEventClickState, clickCount);
  74     CGEventPost(kCGHIDEventTap, click);
  75     CFRelease(click);
  76     upTime = [NJOutputMouseButton dateWithClickInterval];
  77 }
  78
  79 @end